#include <iostream>

int main(int argc, char* argv[]){
    std::cout << "Hello, from hello_world!\n";
    std::cout << "Hello, from hello_world!\n";
    std::cout << argc<< std::endl;
    std::cout << argv[1] << std::endl;
    std::cout << argv[2] << std::endl;
    std::cout << "Hello, from hello_world!\n";
}
